{"instruction": "You are an expert in event extraction. Please extract event types and event trigger words from the input that conform to the schema definition. Return an empty list for non-existent events. Please respond in the format of a JSON string.", "schema": ["potential therapeutic event", "adverse event"], "input": "However, continued low-dose MTX led, in spite of normal liver tests, 8 years after the last biopsy to liver failure and death in 1 of our patients."}
{"potential therapeutic event": [], "adverse event": ["led,"]}